Description: Aputure Camera Battery Grip is powerful, versatile, and comfortabl, and extends the battery life of your DSLR camera Offers a secondary shutter release button for vertical and portrait photography Includes special function buttons for more shooting options It comes with a tripod mounting thread as well Features: Doubles camera's battery life Makes vertical shooting possible Shutter button, AF-ON, Control wheels, etc (depending on model) Uses 2 lithium batteries or 6 AA batteries Tripod Mounting Thread Compatibility:For Nikon D3100 INCLUDED : 1x Battery Grip 1x User Manual
